[3.12] gh-105144: Runtime-checkable protocols: move all 'sanity checks' to `_ProtocolMeta.subclasscheck` (GH-105152)#105160

Merged

JelleZijlstra merged 1 commit intopython:3.12from

miss-islington:backport-c05c31d-3.12

May 31, 2023

Commits on May 31, 2023

gh-105144: Runtime-checkable protocols: move all 'sanity checks' to `_ProtocolMeta.__subclasscheck__` (GH-105152)

AlexWaygood
authored and
miss-islington
committed